The H-fresh boxer is made of high quality elastane polyamide microfiber which is fine, silky, and provides elasticity and fluidity. The fabric is ultra thin, light, and comfortable to wear and touch. It wicks sweat well and dries quickly. It preserves the quality, intensity and vibrancy of colors, wash after wash. The finishes of this boxer are unique: designed without seams on the thighs, it feels like a ""second skin"" and remains invisible under any type of clothing. Composed of 17% elastane, the microfiber supports the shapes of the body well. The inner lining is made of 95% cotton and 5% elastane, for greater comfort and softness. This boxer, along with all Hom products, is Oeko-tex Made In Green: Tested for harmful substances and produced sustainably [23995 | Oeti]. This boxer is a great technical innovation and can be worn all year long.